class Demo3_Operater {
    public static void main (String[] args){
        //右移,向右移动几位就是除以2的几次幂
        //System.out.println(12>>1);
        //System.out.println(12>>2);
        //System.out.println(12>>3);

        //最有效率算出2*8的结果
        System.out.println(2<<3);
    }
}